From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <zsh-workers-return-41069-mason-zsh=primenet.com.au@zsh.org>
Received: (qmail 28011 invoked by alias); 8 May 2017 14:18:23 -0000
Mailing-List: contact zsh-workers-help@zsh.org; run by ezmlm
Precedence: bulk
X-No-Archive: yes
List-Id: Zsh Workers List <zsh-workers.zsh.org>
List-Post: <mailto:zsh-workers@zsh.org>
List-Help: <mailto:zsh-workers-help@zsh.org>
X-Seq: 41069
Received: (qmail 22099 invoked from network); 8 May 2017 14:18:22 -0000
X-Qmail-Scanner-Diagnostics: from mail-it0-f42.google.com by f.primenet.com.au (envelope-from <dualbus@gmail.com>, uid 7791) with qmail-scanner-2.11 
 (clamdscan: 0.99.2/21882. spamassassin: 3.4.1.  
 Clear:RC:0(209.85.214.42):SA:0(0.5/5.0):. 
 Processed in 2.040729 secs); 08 May 2017 14:18:22 -0000
X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on f.primenet.com.au
X-Spam-Level: 
X-Spam-Status: No, score=0.5 required=5.0 tests=FREEMAIL_FROM,
	RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,RCVD_IN_SORBS_SPAM,
	SPF_PASS,T_DKIM_INVALID autolearn=no autolearn_force=no version=3.4.1
X-Envelope-From: dualbus@gmail.com
X-Qmail-Scanner-Mime-Attachments: |loop|
X-Qmail-Scanner-Zip-Files: |
Received-SPF: pass (ns1.primenet.com.au: SPF record at _netblocks.google.com designates 209.85.214.42 as permitted sender)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=gmail.com; s=20161025;
        h=mime-version:in-reply-to:references:from:date:message-id:subject:to
         :cc;
        bh=3shl98yFxWxoqT95HJusoBhU9lnZf+te9VEHpgByJsg=;
        b=tMIpWFOfSzLegXD66HreGVyLi8fSkk99tUW/nUg75gf+rcKgw8sONmI3FmFSTVdFo1
         t5Md+xkwzbnNQERhhEbXim66s/b0RcEdvIyp9k1NVViM39i4ZDbRvDc/NBpWej9ol6hp
         zRWNw7i9rnRdCxUKoXl9JODPcESNEK79kfVRp/FWQXI40ZUlkrgWG99BNyZFgWD3T5DO
         m0ibuiwwKuY8xaV0EWfhZsYr1JptnM9OKs99qYZII80QCSadMdruninDadf8Zf2pDqV2
         Q54Dg2yZTR28v5hMiAaWYHpiuMO5STeQAXCVamKzVM258rX7HWjkyIOs+1rwuaP/Q1I7
         pf2Q==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=1e100.net; s=20161025;
        h=x-gm-message-state:mime-version:in-reply-to:references:from:date
         :message-id:subject:to:cc;
        bh=3shl98yFxWxoqT95HJusoBhU9lnZf+te9VEHpgByJsg=;
        b=P9Fatl/7p88GOCC6YqLLP08ciueem9+80wgyvqUwaFIC6CbEZ+C09WyBmYMiid0/mz
         9KoMardRywJyaq8PU5vTC5Hr+0TMZnIMqwSUPvza7fC5Zmbe5iwP2leXgNRS99VNaaqQ
         u2q4aGJMqZsyIMbDYQmcCqqWmiIJ6sxJHnSIDqEjINEso6BYRTTtQaaufM9YWdRCRk/J
         rtG65hnya1bl+9Wai7Z00UyjzPIlf7XbhqGtRlnV403FRZV2EXphJFgPeq7E+LNz1Ez6
         34qYKaB6V6mrcQWGbfEgkButSapNVgW6cWA8tlJzl5Iqd3M85kdZWLCHL7HSnsR4bVBM
         Rutg==
X-Gm-Message-State: AN3rC/7rmKqKVWnPBgKem44KQmqpZRzW2o6Vk3Yr/KyESB0fioWSlzAF
	H5Nb3f0pRP2GRg/+/yekZ9lTjIULssRs
X-Received: by 10.36.77.141 with SMTP id l135mr20933636itb.88.1494253098167;
 Mon, 08 May 2017 07:18:18 -0700 (PDT)
MIME-Version: 1.0
In-Reply-To: <CAOSMAuu3oUB7eMu_R8ZBEi2ie+07rfBjTC+EQekrVsYFWH4itw@mail.gmail.com>
References: <CAOSMAuu3oUB7eMu_R8ZBEi2ie+07rfBjTC+EQekrVsYFWH4itw@mail.gmail.com>
From: Eduardo Bustamante <dualbus@gmail.com>
Date: Mon, 8 May 2017 09:17:57 -0500
Message-ID: <CAOSMAuu5-0oZC-ucY6LYQ+YOFAZ_mw8kGKh37yqUhXe5nQtBmQ@mail.gmail.com>
Subject: Re: Zsh parser infinite loop in chuck from utils.c on malformed input
To: zsh-workers@zsh.org
Cc: =?UTF-8?Q?Eduardo_A=2E_Bustamante_L=C3=B3pez?= <dualbus@gmail.com>
Content-Type: multipart/mixed; boundary=001a114068a61f44ca054f03e9bc

--001a114068a61f44ca054f03e9bc
Content-Type: text/plain; charset=UTF-8

On Mon, May 8, 2017 at 9:00 AM, Eduardo Bustamante <dualbus@gmail.com> wrote:
> I'm not sure if this is working as expected, but the following input
> causes Zsh running with noexec to loop forever.
[...]

dualbus@debian:~/bash-fuzzing/zsh-parser$ md5sum loop
a94ab3aa549b01a089d091f146dc3bcc  loop

File `loop' attached.

--001a114068a61f44ca054f03e9bc
Content-Type: application/octet-stream; name=loop
Content-Disposition: attachment; filename=loop
Content-Transfer-Encoding: base64
X-Attachment-Id: f_j2g7p0kq0

JHsoJSUlJUV1emt0aU9uKWFZLQB8+n8AgID///9jdC8cJXsyLy8vHCVsbAAA9S4vTC8rL////38v
L28vLyx7fX3///+AAAEvLy8vLxwlMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzeyhpZmxsAAAB
Ly9MLysvLy8BLy8vHi8vLHt9ff//AH0vUEo7Ly81Ly8vAiJfCkAj////SyYAAgAACegzIwIj////
fyQpMCMAAuIAPiYsIgAK/38KQP///0smBAIAR11AIOLtPSYsIgAKLCIAaW7/CkD//woNfzU1YDU1
ByE7swo=
--001a114068a61f44ca054f03e9bc--